/*
* INSANE - Interactive Structural Analysis Environment
*
* Copyright (C) 2003-2005
* Universidade Federal de Minas Gerais
* Escola de Engenharia
* Departamento de Engenharia de Estruturas
* 
* Author's email :    insane@dees.ufmg.br
* Author's website :  http://www.dees.ufmg.br/insane
* 
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or any later version.
* 
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
* 
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
package br.ufmg.dees.insane.drivers;

import br.ufmg.dees.insane.util.IVector;

/** 
 * A class defining a
 *
 * @author Fuina, Jamile & Pitangueira, Roque
 * @since March 2005
 */
public interface Step{
	    
	public IVector getReferenceDisplacement();	
	public void setReferenceDisplacement(IVector referenceDisplacement);	
	public int 	getCurrentIteration();
	public void setNumMaxIterations(int numMI);    
	public void getUnbalancedDisplacement();    
	public void setUnbalancedDisplacement(IVector unbalancedDisplacement);    
	public void assignStepState(double lambda);    
	public boolean getConvergence();    
	public void setConvergence();    
    public void setTolerance(double tol);    	
    public void execute();
    public void setIteractiveStrategy(IteractiveStrategy itestr);
    public IteractiveStrategy getIteractiveStrategy( );
    public void setDriver(Driver dv);
    public Driver getDriver( );
}
